MBBS OSCE · Paediatrics

Dehydration in acute gastroenteritis — WHO Plan B OSCE

OSCE on WHO dehydration classification, ORS 75 mL/kg calculation, zinc, and danger signs.

10 min stationVerification in progress
On this page
Study tools

Exam tags

NEET-PGINICET

Candidate instructions

Classify dehydration, prescribe fluids, and counsel the caregiver on home care and return precautions. [1]

Candidate tasks

  1. Elicit WHO clinical signs and classify SOME dehydration. [1]
  2. Calculate Plan B ORS volume (75 mL/kg over 4 h).[1]
  3. Continue breastfeeding; replace ongoing losses.
  4. Prescribe zinc 10–20 mg daily for 10–14 days (WHO 2005).[1]
  5. Teach Plan A after recovery and danger signs for return.

Examiner checklist

  • Correct classification (not severe) [1]
  • 675 mL over 4 h for 9 kg
  • Zinc dose/duration
  • Avoids routine antibiotics and antimotility agents
  • Clear danger-sign advice
  • Knows Plan C triggers

Model standard

Plan B ORS rehydration in clinic, zinc, continued feeding, step to Plan A when improved; IV Plan C only for severe dehydration/shock. [1]

Common errors

  • Unnecessary IV fluids [1]
  • Wrong ORS volume
  • Omitting zinc
References1Show
  1. [1]World Health Organization The treatment of diarrhoea: a manual for physicians and other senior health workers. 4th revision. World Health Organization, 2005.Source
Dehydration in acute gastroenteritis — WHO Plan B OSCE · MBBS OSCE · NeetVellum